Timilsina, Pusparaj, and Sima Bhurtel. “Flipped Classroom in Secondary Level English Language Teaching: Opportunities and Challenges ”. GS Spark: Journal of Applied Academic Discourse 3, no. 1 (December 31, 2025): 21–33. Accessed April 21, 2026. https://nepjol.info/index.php/gsspark/article/view/93053.